/*
 * This file is part of Applied Energistics 2. Copyright (c) 2013 - 2015, AlgorithmX2, All rights reserved. Applied
 * Energistics 2 is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General
 * Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any
 * later version. Applied Energistics 2 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
 * Public License for more details. You should have received a copy of the GNU Lesser General Public License along with
 * Applied Energistics 2. If not, see <http://www.gnu.org/licenses/lgpl>.
 */

package appeng.helpers;

import net.minecraft.world.IBlockAccess;
import net.minecraft.world.World;
import net.minecraftforge.common.util.ForgeDirection;

import appeng.api.util.IOrientable;

public class MetaRotation implements IOrientable {

    private final IBlockAccess w;
    private final int x;
    private final int y;
    private final int z;

    public MetaRotation(final IBlockAccess world, final int x, final int y, final int z) {
        this.w = world;
        this.x = x;
        this.y = y;
        this.z = z;
    }

    @Override
    public boolean canBeRotated() {
        return true;
    }

    @Override
    public ForgeDirection getForward() {
        if (this.getUp().offsetY == 0) {
            return ForgeDirection.UP;
        }
        return ForgeDirection.SOUTH;
    }

    @Override
    public ForgeDirection getUp() {
        return ForgeDirection.getOrientation(this.w.getBlockMetadata(this.x, this.y, this.z));
    }

    @Override
    public void setOrientation(final ForgeDirection forward, final ForgeDirection up) {
        if (this.w instanceof World) {
            ((World) this.w).setBlockMetadataWithNotify(this.x, this.y, this.z, up.ordinal(), 1 + 2);
        } else {
            throw new IllegalStateException(this.w.getClass().getName() + " received, expected World");
        }
    }
}
